Coastal Waters Forecast for Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm (ANZ254) (Text-Only)
NWS Forecast for: Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm (ANZ254)
Issued by: National Weather Service Norton, MA
Last Update: 704 AM EST Tue Jan 13 2026
Print




Today: SW winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave detail: SW 3 ft at 5 seconds and SE 1 foot at 8 seconds.

Tonight: SW winds 15 to 20 kt with gusts up to 25 kt. Seas 3 to 5 ft. Wave detail: S 5 ft at 5 seconds and SE 1 foot at 9 seconds.

Wed: SW winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon. Gusts up to 25 kt. Seas 3 to 5 ft. Wave detail: S 5 ft at 7 seconds and S 1 foot at 12 seconds.

Wed Night: S winds 10 to 15 kt with gusts up to 20 kt. Seas 2 to 4 ft. Wave detail: SW 3 ft at 7 seconds and S 3 ft at 8 seconds. A chance of showers.

Thu: SW winds 15 to 20 kt with gusts up to 30 kt. Seas 3 to 5 ft. Wave detail: S 4 ft at 8 seconds and SW 3 ft at 4 seconds. A chance of showers in the morning.

Thu Night: W winds 20 to 25 kt with gusts up to 30 kt. Seas 5 to 7 ft. Wave detail: W 5 ft at 5 seconds and S 4 ft at 9 seconds. Light freezing spray after midnight.

Fri: W winds 15 to 20 kt with gusts up to 30 kt. Seas 6 to 9 ft. Light freezing spray.

Fri Night: SW winds 15 to 20 kt with gusts up to 25 kt. Seas 6 to 9 ft.

Sat: SW winds 10 to 15 kt with gusts up to 25 kt. Seas 5 to 7 ft. A chance of showers.

Sat Night: SW winds 10 to 15 kt with gusts up to 20 kt. Seas 4 to 6 ft. A chance of showers.

seas are reported as significant wave height, which is the average of the highest third of the waves. Individual wave heights may be more than twice the significant wave height.







Zone Forecast: Coastal waters from Provincetown MA to Chatham MA to Nantucket MA out 20 nm (ANZ254)

Visit your local NWS office at: https://www.weather.gov/boston